From patchwork Mon Nov 27 16:54:13 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 747719 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="b8B91Hpy" Received: from madras.collabora.co.uk (madras.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e5ab]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BD99A10CB; Mon, 27 Nov 2023 08:55:17 -0800 (PST) Received: from benjamin-XPS-13-9310.. (ec2-34-240-57-77.eu-west-1.compute.amazonaws.com [34.240.57.77]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: benjamin.gaignard) by madras.collabora.co.uk (Postfix) with ESMTPSA id 0568C66022D7; Mon, 27 Nov 2023 16:55:15 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1701104116; bh=0IW6KaZQ66ctszxERd9LJZiesOlWHkv1oaN5vdBxTOE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=b8B91HpyP1Sf3w26/2U8ec9vYjPCdDWxjffLbFaIVAf32m07JWcjIgLw5l3GAN7zo dP6Tb/ovpk5XARCckipAA4Kq1UAslwqwcatQs8OsqO1RRZGaLMtjtO6ivnn4lVEZXg i6zDH8ehUe5HYPKQO7UVM78gtz9SE7IelAHYX5xM81s2CeV/KKghxucusWIH1VoW1x fW3Q14aGoqr1bj5JRO1WL75XK2MBkQ0qZxCPVXSd/tPpxa5jmYj7C8INRJn6KPJ8/y J5pj6QCauCj68sOV9mhlXmlnst2Q01bVkOCxkTj1nMdoc3GTnUo8j6oD+U0TAu2osD pATGmFRvNPJog== From: Benjamin Gaignard To: hverkuil@xs4all.nl, mchehab@kernel.org, tfiga@chromium.org, m.szyprowski@samsung.com, matt.ranostay@konsulko.com Cc: linux-kernel@vger.kernel.org, linux-media@vger.kernel.org, linux-staging@lists.linux.dev, kernel@collabora.com, Benjamin Gaignard , Eugen Hristev Subject: [PATCH 14/55] media: microchip: Stop abusing of min_buffers_needed field Date: Mon, 27 Nov 2023 17:54:13 +0100 Message-Id: <20231127165454.166373-15-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20231127165454.166373-1-benjamin.gaignard@collabora.com> References: <20231127165454.166373-1-benjamin.gaignard@collabora.com> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 'min_buffers_needed' is suppose to be used to indicate the number of buffers needed by DMA engine to start streaming. microchip driver doesn't use DMA engine and just want to specify the minimum number of buffers to allocate when calling VIDIOC_REQBUFS. That 'min_reqbufs_allocation' field purpose so use it. Signed-off-by: Benjamin Gaignard CC: Eugen Hristev --- drivers/media/platform/microchip/microchip-isc-base.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/platform/microchip/microchip-isc-base.c b/drivers/media/platform/microchip/microchip-isc-base.c index 3fba0e2844b6..9bed33aaf36f 100644 --- a/drivers/media/platform/microchip/microchip-isc-base.c +++ b/drivers/media/platform/microchip/microchip-isc-base.c @@ -1821,7 +1821,7 @@ static int isc_async_complete(struct v4l2_async_notifier *notifier) q->mem_ops = &vb2_dma_contig_memops; q->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC; q->lock = &isc->lock; - q->min_buffers_needed = 1; + q->min_reqbufs_allocation = 1; q->dev = isc->dev; ret = vb2_queue_init(q);